#include "construction.hh"
#include "iostream"

sum::sum()
{	
	std::cout<<"construction is build"<<endl;
}
sum::~sum()
{
	std::cout<<"deconstruction"<<endl;
}

void sum::chushihua(double c,double d)
{
	number1=c;
	number2=d;
	std::cout<<" "<<std::endl;
}
void sum::shuchu()
{	using namespace std;
	cout<<number1<<endl<<number2;
}
